LOS ANGELES (DS)Jennifer Lopez is ‘’gorgeous’’ and ‘’fun’’, according to her ‘What To Expect When You’re Expecting’ co-star Rodrigo Santoro. The ‘300’ actor loved working with the ‘American Idol’ judge in the film - in which they play a couple trying to adopt a baby - and he praised Jennifer for her generosity. He told E! Online: ‘’Jennifer was really great. She was very cool. ‘’She was really generous.